OverloadingFunctions.java

class SomeClass {

  public int someMethod(int[] data) {
    //do some things
  }
  
  public int someMethod(Integer[] data) {
    
    // this bit convert an Integer array into an int array.
    int[] newData = int[data.length];
    
    for (int i = 0; i < data.length; i++) {
      newData[i] = data[i].intValue();
    }
    
    // this bit jsut calls the already defined method.
    return this.someMethod(data);
  }
  
  
}